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[PULL 25/35] target/arm: Use tcg_gen_gvec_bitsel for trans_SEL_pppp
From: |
Peter Maydell |
Subject: |
[PULL 25/35] target/arm: Use tcg_gen_gvec_bitsel for trans_SEL_pppp |
Date: |
Fri, 28 Aug 2020 10:24:03 +0100 |
From: Richard Henderson <richard.henderson@linaro.org>
The gvec operation was added after the initial implementation
of the SEL instruction and was missed in the conversion.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200815013145.539409-8-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
target/arm/translate-sve.c | 31 ++++++++-----------------------
1 file changed, 8 insertions(+), 23 deletions(-)
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 5dfc129e73b..a747fff01f8 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -1188,34 +1188,19 @@ static bool trans_EOR_pppp(DisasContext *s, arg_rprr_s
*a)
return do_pppp_flags(s, a, &op);
}
-static void gen_sel_pg_i64(TCGv_i64 pd, TCGv_i64 pn, TCGv_i64 pm, TCGv_i64 pg)
-{
- tcg_gen_and_i64(pn, pn, pg);
- tcg_gen_andc_i64(pm, pm, pg);
- tcg_gen_or_i64(pd, pn, pm);
-}
-
-static void gen_sel_pg_vec(unsigned vece, TCGv_vec pd, TCGv_vec pn,
- TCGv_vec pm, TCGv_vec pg)
-{
- tcg_gen_and_vec(vece, pn, pn, pg);
- tcg_gen_andc_vec(vece, pm, pm, pg);
- tcg_gen_or_vec(vece, pd, pn, pm);
-}
-
static bool trans_SEL_pppp(DisasContext *s, arg_rprr_s *a)
{
- static const GVecGen4 op = {
- .fni8 = gen_sel_pg_i64,
- .fniv = gen_sel_pg_vec,
- .fno = gen_helper_sve_sel_pppp,
- .prefer_i64 = TCG_TARGET_REG_BITS == 64,
- };
-
if (a->s) {
return false;
}
- return do_pppp_flags(s, a, &op);
+ if (sve_access_check(s)) {
+ unsigned psz = pred_gvec_reg_size(s);
+ tcg_gen_gvec_bitsel(MO_8, pred_full_reg_offset(s, a->rd),
+ pred_full_reg_offset(s, a->pg),
+ pred_full_reg_offset(s, a->rn),
+ pred_full_reg_offset(s, a->rm), psz, psz);
+ }
+ return true;
}
static void gen_orr_pg_i64(TCGv_i64 pd, TCGv_i64 pn, TCGv_i64 pm, TCGv_i64 pg)
--
2.20.1
- [PULL 15/35] hw/misc/unimp: Display value after offset, (continued)
- [PULL 15/35] hw/misc/unimp: Display value after offset, Peter Maydell, 2020/08/28
- [PULL 17/35] hw/misc/unimp: Display the offset with width of the region size, Peter Maydell, 2020/08/28
- [PULL 18/35] armsse: Define ARMSSEClass correctly, Peter Maydell, 2020/08/28
- [PULL 19/35] qemu/int128: Add int128_lshift, Peter Maydell, 2020/08/28
- [PULL 21/35] target/arm: Split out gen_gvec_fn_zzz, do_zzz_fn, Peter Maydell, 2020/08/28
- [PULL 22/35] target/arm: Rearrange {sve,fp}_check_access assert, Peter Maydell, 2020/08/28
- [PULL 20/35] target/arm: Split out gen_gvec_fn_zz, Peter Maydell, 2020/08/28
- [PULL 23/35] target/arm: Merge do_vector2_p into do_mov_p, Peter Maydell, 2020/08/28
- [PULL 24/35] target/arm: Clean up 4-operand predicate expansion, Peter Maydell, 2020/08/28
- [PULL 26/35] target/arm: Split out gen_gvec_ool_zzzp, Peter Maydell, 2020/08/28
- [PULL 25/35] target/arm: Use tcg_gen_gvec_bitsel for trans_SEL_pppp,
Peter Maydell <=
- [PULL 28/35] target/arm: Split out gen_gvec_ool_zzp, Peter Maydell, 2020/08/28
- [PULL 27/35] target/arm: Merge helper_sve_clr_* and helper_sve_movz_*, Peter Maydell, 2020/08/28
- [PULL 29/35] target/arm: Split out gen_gvec_ool_zzz, Peter Maydell, 2020/08/28
- [PULL 30/35] target/arm: Split out gen_gvec_ool_zz, Peter Maydell, 2020/08/28
- [PULL 32/35] target/arm: Generalize inl_qrdmlah_* helper functions, Peter Maydell, 2020/08/28
- [PULL 31/35] target/arm: Tidy SVE tszimm shift formats, Peter Maydell, 2020/08/28
- [PULL 33/35] target/arm: Convert integer multiply (indexed) to gvec for aa64 advsimd, Peter Maydell, 2020/08/28
- [PULL 34/35] target/arm: Convert integer multiply-add (indexed) to gvec for aa64 advsimd, Peter Maydell, 2020/08/28
- [PULL 35/35] target/arm: Convert sq{, r}dmulh to gvec for aa64 advsimd, Peter Maydell, 2020/08/28
- Re: [PULL 00/35] target-arm queue, Peter Maydell, 2020/08/28